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Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1932)

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Hydrochemical, vegetational and microbiological effects of a natural and a constructed wetland on the control of acid mine drainage - Dollhopf, D. J. (Montana State Univ.?, 1988)

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The identification of trees & shrubs; how to recognize, without previous knowledge of botany, wild or garden trees and shrubs native to the north temperate zone - Makins, F. K. (Dutton, 1937)

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Index of organisms and non-parasitic diseases in the Plant disease reporter, supplements 98-103, 1937 - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1937)

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The influence of cattle grazing and grass seeding on coniferous regeneration after shelterwood cutting in eastern Oregon - Pacific Northwest Research Station (Portland, Or.) (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1990)

Influence of tree and site factors on western redcedar's response to release : a modeling analysis - Intermountain Forest; Range Experiment Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1982)

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